Recent News 

• November 2012: Phokion Kolaitis has received the ICDT 2013 test-of-time award.
• July 2012: Tran Quoc Trung receives the IDA Gold Medal and Prize which is awarded annually to the student with the best doctoral thesis.
• May 2012: Phokion Kolaitis receives the PODS Recognition of Service Award.
• May 2012: Bogdan Alexe receives the SIGMOD 2012 Jim Gray Doctoral Dissertation Honorable Mention award for his PhD thesis on "Interactive and Modular Design of Schema Mappings" under the supervision of Prof. Wang-Chiew Tan.
• Best Paper Award: Balder ten Cate and Phokion Kolaitis receive the best-paper award at ICDT'12 for their paper "Learning Schema Mappings" (co-authored with Victor Dalmau).

• Recent Publications
• Boim, R., O. Greenshpan, T. Milo, S. Novgorodov, N. Polyzotis, and W. C. Tan, "Asking the Right Questions in Crowd Data Sourcing", ICDE, pp. 1261-1264, 2012.
• Parameswaran, A. G., H. Garcia-Molina, H. Park, N. Polyzotis, A. Ramesh, and J. Widom, "CrowdScreen: algorithms for filtering data with humans", SIGMOD Conference, pp. 361-372, 2012.
• Borkar, V. R., Y. Bu, M. J. Carey, J. Rosen, N. Polyzotis, T. Condie, M. Weimer, and R. Ramakrishnan, "Declarative Systems for Large-Scale Machine Learning", IEEE Data Eng. Bull., vol. 35, no. 2, pp. 24-32, 2012.
• Park, H., R. Pang, A. G. Parameswaran, H. Garcia-Molina, N. Polyzotis, and J. Widom, "Deco: A System for Declarative Crowdsourcing", PVLDB, vol. 5, no. 12, pp. 1990-1993, 2012.
• Kolaitis, P. G., and E. Pema, "A dichotomy in the complexity of consistent query answering for queries with two atoms", Inf. Process. Lett., vol. 112, no. 3, pp. 77-85, 2012.
• Consens, M. P., K. Ioannidou, J. LeFevre, and N. Polyzotis, "Divergent physical design tuning for replicated databases", SIGMOD Conference, pp. 49-60, 2012.
• Jimenez, I., H. Sanchez, Q. T. Tran, and N. Polyzotis, "Kaizen: a semi-automatic index advisor", SIGMOD Conference, pp. 685-688, 2012.
• ten Cate, B., V. Dalmau, and P. G. Kolaitis, "Learning Schema Mappings", ICDT, 2012.
• Fagin, R., and P. G. Kolaitis, "Local transformations and conjunctive-query equivalence", PODS, pp. 179-190, 2012.
• B. Alexe, M. A. Hernández, L. Popa, and W-C. Tan, "MapMerge: correlating independent schema mappings", VLDB J, 21(2), 2012.
• M. Consens, K. Ioannidou, J. LeFevre, N. Polyzotis, "Divergent Physical Design Tuning", To appear in SIGMOD 2012 (Research Track).
• B. ten Cate, V. Dalmau and P. G. Kolaitis, "Learning Schema Mappings", In ICDT 2012 (best paper award).
• B. ten Cate, G. Fontaine and P. G. Kolaitis, "On the Data Complexity of Consistent Query Answering", In ICDT 2012.
• R. Fagin and P. G. Kolaitis, "Local Transformations and Conjunctive-Query Equivalence", To appear in PODS 2012.
• I. Jimenez, Q. T. Tran, H. Sanchez and Neoklis Polyzotis, "Kaizen: A Semi-Automatic Index Advisor",  To appear in SIGMOD 2012 (Demonstration Track).
• P. G. Kolaitis and E. Pema, "A dichotomy in the complexity of consistent query answering for queries with two atoms", ILP 112(3), 2012.
• A. Parameswaran, H. García-Molina, H. Park, N. Polyzotis, A. Ramesh, J. Widom, "CrowdScreen: Algorithms for Filtering Data with Humans", To appear in SIGMOD 2012 (Research Track)
• K. Schnaitter and and N. Polyzotis, "Semi-Automatic Index Tuning: Keeping DBAs in the Loop", To appear in VLDB 2012.
• W. -C. Tan, P. J. Haas, R. L. Mak, C. A. Kieliszewski, P. G. Selinger, P. P. Maglio, S. Glissmann, M. Cefkin, and Y. Li, "Splash: a platform for analysis and simulation of health", IHI 2012.

Current Projects

• Automatic Index Tuning
• Damasc
• Data Interoperability via Schema Mappings
• Debugging and Designing Schema Mappings with Data Examples